2-(Dimethylamino)ethyl benzilate hydrochloride 2-(Dimethylamino)ethyl diphenylglycolatehydrochloride 71-79-4 968-46-7 Benzacin Benzacin hydrochloride Benzacine Benzacine hydrochloride Benzeneacetic acid, alpha-hydroxy-alpha-phenyl-, 2-(dimethylamino)ethyl ester, hydrochloride (9CI) Benzilic acid, 2-(dimethylamino)ethyl ester, hydrochloride Difemin Dimethylaminoethyl benzilate, hydrochloride Dimethylaminoethyl benzylate hydrochloride Dimethylaminoethyl diphenylhydroxyacetate hydrochloride Diphemin EINECS 200-765-2 HK-141 NSC 16329